1. plural of lyceum: educational institutions or schools, especially those providing secondary education
2. plural of lyceum: halls or buildings used for lectures, concerts, or other educational and cultural events

Examples

• The city built several new lyceums to accommodate the growing student population.
• These lyceums offer advanced courses in mathematics and science.
• The historic lyceums downtown host classical music concerts every month.
• Students from various lyceums competed in the regional debate tournament.
• The government invested heavily in modernizing the country’s lyceums.
• Many famous writers gave lectures at the local lyceums during the 19th century.